The individual in international law — Human rights and freedoms — European Convention for Protection of — Article 6 (1) (right to fair trial): “In the determination of his civil rights and obligations or of any criminal charge against him, everyone is entitled to a fair and public hearing …” — Whether including appeals in cassation — Belgian judicial procedure — Right of Procureur général to be present at deliberations of Court of Cassation on criminal appeals — No right of reply to submissions of Procureur général — Whether procedure compatible with Article 6 (1) — Complaints made by applicant during proceedings before Commission but not mentioned in application — Whether admissible.